ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,502,320, issued on Dec. 23, was assigned to PERMOBIL INC. (Lebanon, Tenn.).

"System to adjust drive operation and performance in response to detection of a front add-on for a wheelchair" was invented by William Alexander Emfinger (Nashville, Tenn.), Benjamin William Gasser (Nashville, Tenn.) and Benjamin Phillip Hemkens (Nashville, Tenn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A wheelchair including a steering assembly configured to selectively attach to the wheelchair, the steering assembly including a steering member, a front wheel operably connected to the steering member, a frame assembly configured to carry the steering member and the front ...